feat: Migrates the control-replacement sample.

[willum070]

This PR does the following things:

• Migrates the control-replacement sample to js-api-samples.
• Updates the sample to use the gmp-map element and dynamic library loading.
• Refactors the entire sample to use modern patterns.
• Refactors for improved type safety.
• Refactors the sample to use addEventListener instead of onclick.
• Refactors the UI to use slotting instead of .push().

[snippet-bot]

Here is the summary of changes.

You are about to add 3 region tags.

• samples/control-replacement/index.html:7, tag maps_control_replacement
• samples/control-replacement/index.ts:7, tag maps_control_replacement
• samples/control-replacement/style.css:6, tag maps_control_replacement

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[jeantimex]

Much cleaner code now, thank you!